Conical wash basin



FIG. 1 is a top side perspective view of a conical wash basin, showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a left side elevational view thereof; and,

FIG. 5 is a right side elevational view thereof.

The rear view being plain and unornamented. 

The ornamental design for a conical wash basin, as shown. 